(an increase of 21% on the previous year) 33 of these events were Asian business with an estimated economic impact of $91 million which will see 18,641 corporate incentive and meeting clients travel to Australia Some highlight events secured by BESydney in FY11/12 include: Perfect China Leadership Seminar 2013 – 3,500 delegates, worth an estimated economic impact of $20.9 million IUCN World Parks Congress 2014 – 3,000 delegates, worth an estimated $23.6 million 12th Congress of the International Society for Organ Donation and Procurement (ISODP) 2013 – 400 delegates, worth an estimated $1.5 million References External links Companies based in Sydney Event management companies of Australia Tourism in Sydney